Anti-GBM Antibody -Mediated Nep hritis(Good pasture Syndrome) Rare Etiology -Unknown Type II HSR Include Pulmonary Haemorrhage Rapid Progressive Glomerulonephritis (with Oliguric Renal Failure) within Weeks→ Moths Clinical Haematuria, Proteinuria(Gross, Microscopic N 24h Creatinine Clearance 个 Blood urea 个 Serum creatinine Hallmark Autoantibodies to Type M Collagen (Present in Capillary BM of Kidney, Lung) (Antiglomerular Basement Membrane Antibodies (Detected in Immunoassays)(Early in Course Linear Deposition of Immu noglobulin G, C3 Treatment Pulse Methylprednisolone Cydophospha mid Plasma Exchange